1. Problem: Non-Electrical Ignition Sources in Zone-Classified Environments The ATEX 2014/34/EU directive (and its UK equivalent UKEX SI 2016/1107) requires that ALL equipment used in potentially explosive atmospheres — not just electrical equipment — be assessed and certified for ignition risk. FIBCs, as non-electrical equipment that accumulates electrostatic charge during operation, fall under this requirement when used in Zone 1 (gas) or Zone 21 (dust) classified areas.